A dozen people were arrested when state and local authorities carried out multiple search warrants in Waterbury on Wednesday, finding narcotics, multiple guns and a sum of cash.
The warrants allowed officials to search 140 Willow St. as well as three of the suspects who were arrested, according to Officer Nyjah Porcher of the Waterbury Police Department.
The searches were conducted by the department’s Vice and Intelligence Unit, Crime Prevention Unit, Auto Theft Task Force and Gang Task Force with assistance from Connecticut State Police. During the investigation, police reported seizing unspecified amounts of heroin and fentanyl as well as ammunition, drug paraphernalia, $8,000, a 10mm Glock firearm, a Ruger SP101 revolver and an American Tactical AR-15 rifle, according to Porcher.
Those arrested included:
Isaiah Mujica, 28, who was charged with three counts each of unsafe storage of a firearm, illegal sale/transfer of a firearm and criminal possession of a firearm/ammunition, two counts each of criminal possession of a pistol/revolver and possession of narcotics with intent to sell and a single count each of interfering with a search warrant, possession of an assault weapon, altering/obliterating serial marks and possession of a high-capacity magazine. He was held on a $500,000 bond and was expected to appear in court on Thursday. Porcher noted that Mujica is a convicted felon prohibited from guns or ammunition.
Isaac Mujica, 24, of Waterbury was charged with two counts of possession of narcotics with intent to sell and a single count of unsafe storage of a firearm, illegal sale/transfer of a firearm, interfering with a search warrant, criminal possession of a pistol/revolver and criminal possession of a firearm/ammunition. He was held on a $1 million bond and was also scheduled to face a judge on Thursday. According to Porcher, Isaac Mujica is also a convicted felon barred from possessing firearms and ammunition
Jacob Mujica, 30, of Waterbury was charged with three counts each of unsafe storage of a firearm and illegal sale/transfer of a firearm, two counts of possession of narcotics with intent to sell and a single count of interfering with a search warrant, possession of an assault weapon, altering/obliterating serial marks and possession of a high-capacity magazine. He was held on a $500,000 bond pending a hearing Thursday.
Brian Acosta-Perez, 31, of Waterbury had five warrants out for his arrest and was held in custody pending an arraignment on Thursday, according to Porcher.
Mario Santos, 49, of Wolcott was charged with interfering with a search warrant.
Kristina Janssen, 38, of Litchfield faces one count of possession of drug paraphernalia.
Rosemary Winters was charged with tampering with evidence and possession of narcotics with intent to sell.
Gladys Velez, 62, of Waterbury faces charges of interfering with a search warrant and possession of drug paraphernalia. She also had a warrant out for her arrest and was held on a $500 bond pending an arraignment.
Miranda Pope, 41, of Waterbury was charged with interfering with a search warrant and possession of drug paraphernalia. She was held on a $2,500 bond pending a hearing on Thursday.
Lois Tremblay, 58, of Waterbury was charged with interfering with a search warrant and possession of drug paraphernalia.
Heather Huntley, 38, of Waterbury was charged with interfering with a search warrant and possession of drug paraphernalia.
Paulo Juca-Saquizari, 33, of Waterbury was charged with interfering with a search warrant, possession of drug paraphernalia and possession of narcotics.
Huntley, Tremblay, Janssen, Santos and Winters were all released on a promise to appear, according to Porcher.
“The Waterbury Police Department remains committed to ensuring the safety of our community through proactive enforcement efforts,” Porcher said in a statement.

